2A9VA-LM7233Power bank with Bluetooth

0.1% SBC 10M 2402MHz-2480MHz -5.37 dBm (0.00029W) ency Max RF Output Power

CA-C01_V0 1 APPROVAL SHEET CrossAir TM SMD antenna series RoHS Compliance Model: CA-C01 2.4 GHz ISM band antenna No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 2 FEATURES 1. Surface Mounted Devices with a small dimension of 3.2 X 1.6 X 0.4 mm 3 meet miniaturization trend. 2. Low power loss and high antenna efficiency. 3. High stability in Temperature and Humidity Change. APPLICATIONS 1. 2.4GHz ISM band RF applications 2. Bluetooth, Wireless, HomeRF CONSTRUCTION 1、Antenna Feeding 2、Identification Mark 3、Soldering terminal DIMENSIONS Figure Symbol Dimension(mm) L 3.2±0.1 w 1.6±0.1 T 0.4±0.05 a 0.6±0.1 Guangzhou Cambrian Electronic Technology Co., Ltd No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China CA-C01_V0 3 ELECTRICAL CHARACTERISTICS Specification Working Frequency Range 2450±50MHz Band Width >100MHz Impedance 50Ω Gain(dBi) 0.2 VSWR <2 Operation Temperature -40°C~+85°C Power Capacity 3W The working frequency need be adjusted to 2.45GHz with matching circuit. SOLDER LAND PATTERN DESIGN Figure Model: CAC01 No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 4 Matching component value Series 1 0Ω Shunt 1 NC Series 2 3nh Shunt 2 NC Antenna on Test Board (Thickness 1.0mm) No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 5 Antenna S11 on Test Board Antenna VSWR on Test Board Efficiency and RADIATION PATTERN No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 6 Efficiency，Radiation Pattern and Gain were dependent on measurement board design. The specification of CA-C01 antenna was measured based on the PCB size and installation position as shown in the below figure test board. The test results were tested in ETS 3D Chamber. + Gain and Efficiency 2.4G-2.5GHz Peak Gain 0.2dBi Average Gain across the band 0.06dBi Gain Range across the band -0.17dBi~0.2dBi Peak Efficiency 41.3% Average Efficiency across the band 40.1% Efficiency Range across the band 37.8%~41.3% Theta @2.45 GHz Phi @2.45 GHz Z Y X No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 7 Total @2.45 GHz SOLDERING CONDITION Typical examples of soldering processes that provide reliable joints without any damage is as follows: No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 8 PACKAGING Plastic Tape specification (unit:mm) Index Ao Bo ΦD T W Dimension (mm) 2.0±0.1 3.6±0.1 1.55±0.05 0.9±0.1 8.2±0.1 Index E F Po P1 P2 Dimension (mm) 1.75±0.1 3.2±0.1 4.0±0.1 4.0±0.1 2.0±0.1 Reel dimensions Index A B C Dimension(mm) 178 60 13.5 Typing Quantity: 3000 pieces per reel. CAUTION OF HANDLING Storage environment condition Products shoud be storage in the warehouse on the following conditions: Temperature : -10°C~+40°C No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd CA-C01_V0 9 Humidity : 30% to 70% relative humidity Don’t keep products in corrosive gases such as sulfur. Chlorine gas or acid or it may cause oxidization of electrode, resulting in poor solderability. Products should be storage on the palette for the prevention of the influence from humidity, dust and so on. Products should be storage in the warehouse without heat shock, vibration, direct sunlight and so on. Products should be storage under the airtight packaged condition. No.410, Building D2, Luogang Agile Plaza, Shuixi Road, Science City, Huangpu District, Guangzhou, China Guangzhou Cambrian Electronic Technology Co., Ltd

Guangzhou Aiwei E-commerce Co., Ltd Add.: No.106 (self compiled Building 1) X1301-G023968, Fengze East Rd, Nansha District, 511458, Guangzhou, Guangdong Province, China. 1/12/2023 Nemko North America, Inc. 303 River Road Ottawa, Ontario, Canada K1V 1H2 REQUEST FOR CONFIDENTIALITY - FCC FCC ID: 2A9VA-LM7233 Pursuant to Sections 0.457(d)(1)(ii) and 0.459 of the Commission’s Rules and FCC Guidance document 726920, we hereby request confidential treatment of information accompanying this application as outlined below: PERMANENT LONG-TERM CONFIDENTIALITY: Schematics Block Diagrams Theory of Operation SHORT TERM CONFIDENTIALITY FOR A PERIOD OF 180 DAYS: Internal Photos External Photos User Manual When the device is marketed before the requested number of days listed above, the grantee will inform the TCB to release the Short-Term Confidentiality information withheld on the FCC equipment authorization website. The above information contains trade secrets and proprietary information not customarily released to the public. The public disclosure of this information might be harmful to the applicant and provide unjustified benefits to its competitors. The Applicant understands that pursuant to Rule 0.457(d)(1)(ii), disclosure of this Application and all accompanying materials will not be made before the date of the Grant for this Application. Sincerely, Signed: Printed name: Mingwang Huang Title: Senior Manager

Page 1 of 3 FCC ID: 2A9VA-LM7233 APPENDIX PHOTOS OF EUT EXTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 3 FCC ID: 2A9VA-LM7233 EUT Photo EUT Photo Page 3 of 3 FCC ID: 2A9VA-LM7233 EUT Photo EUT Photo

Made 3.50 cm 1 . 3 0 c m FCC ID:2A9VA-LM7233

Page 1 of 3 FCC ID: 2A9VA-LM7233 APPENDIX PHOTOS OF EUT INTERNAL PHOTOS EUT Photo EUT Photo Page 2 of 3 FCC ID: 2A9VA-LM7233 EUT Photo EUT Photo Page 3 of 3 FCC ID: 2A9VA-LM7233 EUT Photo

Report No.: FCC022022-06489RF14 Page 1 of 6 Product Name: Power bank with Bluetooth Report No: FCC022022-06489RF14 Product Model: LM7233 Bluetooth Security Classification: Open Version: V1.0 Total Page: 6 TIRT Testing Report Prepared By: Checked By: Approved By: Stone Tang Randy Lv Daniel Chen LM7233 Report No.: FCC022022-06489RF14 Page 2 of 6 FCC RF EXPOSURE REPORT FCC ID: 2A9VA-LM7233 Project No. : 2022-06489 Equipment : Power bank with Bluetooth Brand Name : Lenink Test Model : Series Model : N/A Applicant : Guangzhou Aiwei E-commerce Co., Ltd Address : No.106 (self compiled Building 1) X1301-G023968, Fengze East Rd, Nansha District, 511458, Guangzhou, Guangdong Province, China Manufacturer : Dongguan Fuzhaotong Electronics Co., Ltd. Address : No. 58 Yangkeng Road, Qiaoli, Changping, Dongguan, Guangdong Issued Date : Dec. 28, 2022 Report Version : V1.0 Test Sample : Engineering Sample No.: 20221227022108 Standard(s) : FCC Guidelines for Human Exposure IEEE C95.1 & FCC Part 2.1091 FCC Title 47 Part 2.1091 KDB 447498 D01 General RF Exposure Guidance v06 • The test result referred exclusively to the presented test model /sample. • Without written approval of TIRT Inc. the test report shall not reproduced except in full. Lab: Beijing TIRT Technology Service Co.,Ltd Shenzhen Add: 101, 3 # Factory Building, Gongjin Electronics Shatin Community, Kengzi Street, Pingshan District, Shenzhen, China TEL: +86-0755-27087573 Report No.: FCC022022-06489RF14 Page 3 of 6 REPORT ISSUED HISTORY Report No. Version Description Issued Date Note FCC022022-06489RF14 V1.0 Original Report 2022.12.28 Valid Report No.: FCC022022-06489RF14 Page 4 of 6 1. TEST FACILITY Company: Beijing TIRT Technology Service Co.,Ltd Shenzhen Address: 101, 3 # Factory Building, Gongjin Electronics Shatin Community, Kengzi Street, Pingshan District, Shenzhen, China CNAS Registration Number: CNAS L14158 A2LA Registration Number: 6049.01 FCC Accredited Lab. Designation Number: CN1309 FCC Test Firm Registration Number: 825524 Telephone: +86-0755-27087573 Report No.: FCC022022-06489RF14 Page 5 of 6 2. MPE CALCULATION METHOD Calculation Method of RF Safety Distance: where: S = power density P = power input to the antenna G = power gain of the antenna in the direction of interest relative to an isotropic radiator R = distance to the center of radiation of the antenna Antenna Specification: Ant. Brand Model Name Antenna Type Connector Gain (dBi) 1 N/A N/A SMD N/A 0.2 Note: 1) The antenna gain is provided by the manufacturer. 2) The antenna is for testing purposes only. Report No.: FCC022022-06489RF14 Page 6 of 6 3. TEST RESULTS Directional Gain (dBi) Directional Gain (numeric) Max. Output Power (dBm) Max. Output Power (mW) Power Density (S) (mW/cm 2 ) Limit of Power Density (S) (mW/cm 2 ) Test Result 0.2 1.0471 -5.37 0.29 0.0001 1 Complies Note: The calculated distance is 20 cm. End of Test Report

Report No.: FCC022022-06489RF5 Page 1 of 66 Product Name: Power bank with Bluetooth Report No: FCC022022-06489RF5 Product Model: LM7233 Security Classification: Open Version: V1.0 Total Page: 66 TIRT Testing Report Prepared By: Checked By: Approved By: Stone Tang Randy Lv Daniel Chen Report No.: FCC022022-06489RF5 Page 2 of 66 FCC Radio Test Report FCC ID: 2A9VA-LM7233 This report concerns: Original Grant Project No. : 2022-06489 Equipment : Power bank with Bluetooth Brand Name : Lenink Test Model : LM7233 Series Model : NA Applicant : Guangzhou Aiwei E-commerce Co., Ltd Address : No.106 (self compiled Building 1) X1301-G023968, Fengze East Rd, Nansha District, 511458, Guangzhou, Guangdong Province, China Manufacturer : Dongguan Fuzhaotong Electronics Co., Ltd. Address : No. 58 Yangkeng Road, Qiaoli, Changping, Dongguan, Guangdong Date of Receipt : Dec. 02, 2022 Date of Test : Dec. 05, 2022~Dec. 27, 2022 Issued Date : Dec. 28, 2022 Report Version : V1.0 Test Sample : Engineering Sample No.: 20221227022108 Standard(s) : FCC CFR Title 47, Part 15, Subpart C FCC KDB 558074 D01 15.247 Meas Guidance v05r02 ANSI C63.10-2013 • The test result referred exclusively to the presented test model /sample. • Without written approval of TIRT Inc. the test report shall not reproduced except in full. Lab: Beijing TIRT Technology Service Co.,Ltd Shenzhen Add: 101, 3 # Factory Building, Gongjin Electronics Shatin Community, Kengzi Street, Pingshan District, Shenzhen, China TEL: +86-0755-27087573 Report No.: FCC022022-06489RF5 Page 3 of 66 Table of Contents Page REPORT ISSUED HISTORY 6 1 . SUMMARY OF TEST RESULTS 7 1.1 TEST FACILITY 8 1.2 MEASUREMENT UNCERTAINTY 8 1.3 TEST ENVIRONMENT CONDITIONS 9 2 . GENERAL INFORMATION 10 2.1 GENERAL DESCRIPTION OF EUT 10 2.2 DESCRIPTION OF TEST MODES 12 2.3 PARAMETERS OF TEST SOFTWARE 13 2.4 BLOCK DIAGRAM SHOWING THE CONFIGURATION OF SYSTEM TESTED 14 2.5 SUPPORT UNITS 14 3 . AC POWER LINE CONDUCTED EMISSIONS 15 3.1 LIMIT 15 3.2 TEST PROCEDURE 15 3.3 DEVIATION FROM TEST STANDARD 15 3.4 TEST SETUP 16 3.5 EUT OPERATING CONDITIONS 16 3.6 TEST RESULTS 16 4 . RADIATED EMISSIONS 17 4.1 LIMIT 17 4.2 TEST PROCEDURE 18 4.3 DEVIATION FROM TEST STANDARD 19 4.4 TEST SETUP 19 4.5 EUT OPERATING CONDITIONS 21 4.6 TEST RESULT - 9 KHZ TO 30 MHZ 21 4.7 TEST RESULT - 30 MHZ TO 1000 MHZ 21 4.8 TEST RESULT - ABOVE 1000 MHZ 21 5 . BANDWIDTH 22 5.1 LIMIT 22 5.2 TEST PROCEDURE 22 5.3 DEVIATION FROM STANDARD 22 5.4 TEST SETUP 22 5.5 EUT OPERATION CONDITIONS 22 Report No.: FCC022022-06489RF5 Page 4 of 66 Table of Contents Page 5.6 TEST RESULTS 22 6 . MAXIMUM OUTPUT POWER 23 6.1 LIMIT 23 6.2 TEST PROCEDURE 23 6.3 DEVIATION FROM STANDARD 23 6.4 TEST SETUP 23 6.5 EUT OPERATION CONDITIONS 23 6.6 TEST RESULTS 23 7 . CONDUCTED SPURIOUS EMISSION 24 7.1 LIMIT 24 7.2 TEST PROCEDURE 24 7.3 DEVIATION FROM STANDARD 24 7.4 TEST SETUP 24 7.5 EUT OPERATION CONDITIONS 24 7.6 TEST RESULTS 24 8 . POWER SPECTRAL DENSITY 25 8.1 LIMIT 25 8.2 TEST PROCEDURE 25 8.3 DEVIATION FROM STANDARD 25 8.4 TEST SETUP 25 8.5 EUT OPERATION CONDITIONS 25 8.6 TEST RESULTS 25 9 . MEASUREMENT INSTRUMENTS LIST 26 10 . EUT TEST PHOTO 27 APPENDIX A - AC POWER LINE CONDUCTED EMISSIONS 32 APPENDIX B - RADIATED EMISSION - 9 KHZ TO 30 MHZ 35 APPENDIX C - RADIATED EMISSION - 30 MHZ TO 1000 MHZ 37 APPENDIX D - RADIATED EMISSION - ABOVE 1000 MHZ 40 APPENDIX E - BANDWIDTH 51 APPENDIX F - MAXIMUM OUTPUT POWER 56 APPENDIX G - CONDUCTED SPURIOUS EMISSION 59 Report No.: FCC022022-06489RF5 Page 5 of 66 Table of Contents Page APPENDIX H - POWER SPECTRAL DENSITY 64 Report No.: FCC022022-06489RF5 Page 6 of 66 REPORT ISSUED HISTORY Report No. Version Description Issued Date Note FCC022022-06489RF5 V1.0 Original Report. 2022.12.28 Valid Report No.: FCC022022-06489RF5 Page 7 of 66 1. SUMMARY OF TEST RESULTS Test procedures according to the technical standard(s): FCC CFR Title 47, Part 15, Subpart C Standard(s) Section Test Item Test Result Judgment Remark 15.207 AC Power Line Conducted Emissions APPENDIX A PASS ------ 15.247(d) 15.205(a) 15.209(a) Radiated Emissions APPENDIX B APPENDIX C APPENDIX D PASS ------ 15.247(a)(2) Bandwidth APPENDIX E PASS ------ 15.247(b)(3) Maximum Output Power APPENDIX F PASS ------ 15.247(d) Conducted Spurious Emission APPENDIX G PASS ------ 15.247(e) Power Spectral Density APPENDIX H PASS ------ 15.203 Antenna Requirement ------ PASS Note(2) Note: (1) “N/A” denotes test is not applicable to this device. (2) The device what use a permanently attached antenna were considered sufficient to comply with the provisions of 15.203. Report No.: FCC022022-06489RF5 Page 8 of 66 1.1 TEST FACILITY Company: Beijing TIRT Technology Service Co.,Ltd Shenzhen Address: 101, 3 # Factory Building, Gongjin Electronics Shatin Community, Kengzi Street, Pingshan District, Shenzhen, China CNAS Registration Number: CNAS L14158 A2LA Registration Number: 6049.01 FCC Accredited Lab. Designation Number: CN1309 FCC Test Firm Registration Number: 825524 Telephone: +86-0755-27087573 1.2 MEASUREMENT UNCERTAINTY ISO/IEC 17025 requires that an estimate of the measurement uncertainties associated with the emissions test results be included in the report. The measurement uncertainties given below are based on a 95% confidence level (based on a coverage factor (k=2)) The BTL measurement uncertainty as below table: Uncertainty Parameter Uncertainty Occupied Channel Bandwidth ±142.12 kHz RF power conducted ±0.74 dB RF power radiated ±3.25dB Spurious emissions, conducted ±1.78dB Spurious emissions, radiated (30MHz~1GHz) ±4.6dB Spurious emissions, radiated (1GHz~18GHz) ±4.9dB Conduction Emissions(150kHz~30MHz) ±3.1 dB Humidity ±4.6% Temprature ±0.7°C Time ±1.25% Note: Unless specifically mentioned, the uncertainty of measurement has not been taken into account to declare the compliance or non-compliance to the specification. Report No.: FCC022022-06489RF5 Page 9 of 66 1.3 TEST ENVIRONMENT CONDITIONS Test Item Temperature Humidity Test Voltage Tested By AC Power Line Cond…

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Page 1 of 4 FCC ID: 2A9VA-LM7233 APPENDIX PHOTOS OF TEST SETUP AC Power Line Conducted Emissions Test Photos Page 2 of 4 FCC ID: 2A9VA-LM7233 Radiated Emissions Test Photos 9 kHz to 30 MHz Page 3 of 4 FCC ID: 2A9VA-LM7233 Radiated Emissions Test Photos 30 MHz to 1 GHz Page 4 of 4 FCC ID: 2A9VA-LM7233 Radiated Emissions Test Photos Above 1 GHz Conducted Test Photos